- CDC: Iron Deficiency
- Describes what iron is, why the body needs it, deficiency causes, risk factors, treatment, prevention, and dietary sources.
- Cornell University: Iron Toxicity, What You Don't Know
- Details diseases that cause this condition, resulting problems, risk factors for children, and treatment.
- eMedicine: Toxicity, Iron
- Presents history, symptoms, causes, diagnosis, management, and medications.
- Excess Iron
- Explores the causes, consequences, diagnosis and management of this condition, including links to additional information.
- Iron Overload Diseases Association: Fact Sheet
- Offers sixteen facts about iron levels, including prevention, donating blood, treatment, tests, and affect on the immune system.
- Menstruation.com.au: Watch out for Low Iron Levels
- Provides symptoms, prevalence in women, function of iron, food sources, and taking supplements.
- Merck Manual: Iron
- Explains the function of iron in the body and symptoms of deficiency and toxicity.
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